* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

a {
	text-decoration: none;
	color: #111;

}

.caculator {
	width: 353px;
	background-color: gray;
	margin: 20px auto;
	/* border: 5px #000 solid; */
	font-size: 45px;
}

.display p {
	white-space: nowrap;
	overflow: hidden;
	text-overflow: clip;
}

table {
	border-collapse: collapse;
	width: 100%;
	line-height: 77px;
}

table tr td {
	border: 1px #111 solid;
	text-align: center;
	cursor: pointer;
}

td:hover {
	background-color: rgb(228, 209, 145);
}

table tr:first-child td {
	text-align: end !important;
	line-height: 100px;
	cursor: auto;
	max-width: 352px;
	overflow: hidden;
}

table tr:first-child td:hover {
	background-color: gray !important;
}